ST25DV04KC

Part: ST25DV04KC, ST25DV16KC, ST25DV64KC

Type: Dynamic NFC/RFID tag IC

Key Specs:

• EEPROM: Up to 64-Kbit
• I2C serial interface speed: 1 MHz
• Single supply voltage: 1.8 V to 5.5 V
• RF fast read access: Up to 53 kbit/s
• Internal tuning capacitance: 28.5 pF
• I2C write time: Typical 5 ms for 1 up to 16 bytes
• RF write time: Typical 5 ms for 1 block
• Data retention: 40 years
• Write cycles endurance: 1 million at 25 °C
• Fast transfer buffer: 256 bytes
• Temperature range: -40 °C to 85 °C (Range 6, Range 8 for UDFPN8 and UFDFPN12)
• Temperature range: -40 °C to 125 °C (Range 8 for SO8N and TSSOP8, 105 °C max on RF interface)

Features:

• Two-wire I2C serial interface
• Multiple byte write programming (up to 256 bytes)
• Configurable I2C slave address
• Contactless interface based on ISO/IEC 15693
• NFC Forum Type 5 tag certified
• Supports all ISO/IEC 15693 modulations, coding, sub-carrier modes and data rates
• Single and multiple blocks read/write for RF interface
• Fast data transfer between I2C and RF interfaces
• Analog output pin for energy harvesting
• User memory data protection with one to four configurable areas, protectable by three 64-bit RF passwords and one 64-bit I2C password
• System configuration protected by 64-bit RF and I2C passwords
• GPO interruption pin configurable on multiple RF and I2C events
• GPO output: Open drain or CMOS (depending on version)
• RF command interpreter enabled/disabled from I2C host controller
• I2C priority for immediate RF switch off

Applications:

• null

Package:

• UFDFPN8: 8-pin
• UFDFPN12: 12-pin
• SO8N: 8-pin
• TSSOP8: 8-pin

I ²C interface

• Two-wire I2C serial interface supports 1MHz protocol
• Single supply voltage: 1.8 V to 5.5 V
• Multiple byte write programming (up to 256 bytes)
• Configurable I2C slave address

Contactless interface

• Based on ISO/IEC 15693
• NFC Forum Type 5 tag certified by the NFC Forum
• Supports all ISO/IEC 15693 modulations, coding, sub-carrier modes and data rates
• Custom fast read access up to 53 kbit/s
• Single and multiple blocks read (same for Extended commands)
• Single and multiple blocks write (up to four) (same for Extended commands)
• Internal tuning capacitance: 28.5 pF

1. Compliant with JEDEC Std J-STD-020C (for small body, Sn-Pb or Pb assembly), the ST ECOPACK 7191395 specification, and the European directive on Restrictions on Hazardous Substances (RoHS) 2002/95/EU.

2. Evaluated By Characterization – Not tested in production.

3. AEC-Q100-002 (compliant with JEDEC Std JESD22-A114, C1 = 100 pF, R1 = 1500 Ω, R2 = 500 Ω)

Table 257. Thermal characteristics

2. Exposed pad soldered to board